Three types of alloy carbides have been observed in tempered steel 4335V:M<sub>3</sub>C,M<sub>7</sub>C<sub>3</sub> andM<sub>4</sub>C<sub>3</sub>.The precipitati
The gradient of the equilibrium melting temperature distribution at the advancing liquid-solidinterface of liquid side was derived.From which,a parameter,H,used
The mathematical models of the kinetics of the layer growth at different ion nitriding condi-tions of armco iron.steels 45,40Cr,42CrMo and 38CrMoAl have been es